The journal apologises for an error that appeared in the articleby Frohlich et al. in the June issue of Endocrine-Related Cancer12 291303, entitled Action of thiazolidinedionesa.k.a. thyrocytes in culture. The name and Email ID ofthe correspondent is: R Wahl; E Mail: richard.wahl{at}med.uni-tuebingen.deand not R Whal as erroneously printed on page 291.